67 lines
1.5 KiB
Ruby
67 lines
1.5 KiB
Ruby
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# frozen_string_literal: true
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# Formula info drawn from an external `brew info --json` call
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class FormulaInfo
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# The whole info structure parsed from the JSON
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attr_accessor :info
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def initialize(info)
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@info = info
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end
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# Looks up formula on disk and reads its info.
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# Returns nil if formula is absent or if there was an error reading it.
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def self.lookup(name)
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json = Utils.popen_read(HOMEBREW_BREW_FILE, "info", "--json=v1", name)
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return unless $CHILD_STATUS.success?
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force_utf8!(json)
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FormulaInfo.new(JSON.parse(json)[0])
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end
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def bottle_tags
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return [] unless info["bottle"]["stable"]
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info["bottle"]["stable"]["files"].keys
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end
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def bottle_info(my_bottle_tag = Utils::Bottles.tag)
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tag_s = my_bottle_tag.to_s
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return unless info["bottle"]["stable"]
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btl_info = info["bottle"]["stable"]["files"][tag_s]
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return unless btl_info
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{ "url" => btl_info["url"], "sha256" => btl_info["sha256"] }
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end
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def bottle_info_any
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bottle_info(any_bottle_tag)
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end
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def any_bottle_tag
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tag = Utils::Bottles.tag.to_s
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# Prefer native bottles as a convenience for download caching
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bottle_tags.include?(tag) ? tag : bottle_tags.first
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end
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def version(spec_type)
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version_str = info["versions"][spec_type.to_s]
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version_str && Version.create(version_str)
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end
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def pkg_version(spec_type = :stable)
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PkgVersion.new(version(spec_type), revision)
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end
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def revision
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info["revision"]
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end
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def self.force_utf8!(str)
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str.force_encoding("UTF-8") if str.respond_to?(:force_encoding)
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end
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end
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